Home / 276,768,515,040.40-415,110,825,820.44-75,325,947,774.80

Finding the Fourth Proportional to 276,768,515,040.40, 415,110,825,820.44 and 75,325,947,774.80

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Solution

The fourth proportional to 276,768,515,040.40, 415,110,825,820.44 and 75,325,947,774.80 is: 112,977,505,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,768,515,040.40 : 415,110,825,820.44 = 75,325,947,774.80 : x
  2. Step 2: Convert to fraction form
    276,768,515,040.40/415,110,825,820.44 = 75,325,947,774.80/x
  3. Step 3: Cross multiply
    276,768,515,040.40x = 415,110,825,820.44 × 75,325,947,774.80
  4. Step 4: Simplify right side
    276,768,515,040.40x = 31,268,616,386,504,564,932,608
  5. Step 5: Solve for x
    x = 31,268,616,386,504,564,932,608/276,768,515,040.40
  6. Step 6: Final answer
    x = 112,977,505,342.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.